/* pc响应式 */
@media only screen and (max-width: 996px) {
    .one_best{
        width: 700px;
        margin-left: -350px;
    }
    .bj_one .one_tit img{
        width: 500px;
        height: auto;
    }
    .cq{
        width: 500px;
        margin-left: -250px;
    }
    .cq .xm .gm{
        width: 100px;
        height: 30px;
        background: url(../images/bou/li.png) -10px -230px transparent;
        font-size: 16px;
        line-height: 30px;
    }
    .cq .xm .jz{
        background: url(../images/bou/li.png) -130px -180px transparent;
    }
    .tail .tail_ul{
        width: 500px;
        margin-left: -250px;
    }
    .tck{
        width: 270px;
        height: 100px;
        top: -30px;
        left: -72px;
        background-size: 270px 100px;
        margin-top: 0;
    }
    .tck p{
        font-size: 11px;
    }
    .tck p:nth-child(1){
        margin-top: 10px;
    }
    .cq .xm:nth-child(2) .tck{
        top: -30px;
        left: 114px;
    }
    .cq .xm:nth-child(3) .tck{
        top: -30px;
        left: 300px;
    }
    .cq .xm:nth-child(4) .tck{
        top: 256px;
        left: -73px;
    }
    .cq .xm:nth-child(5) .tck{
        top: 256px;
        left: 111px;
    }
    .cq .xm:nth-child(6) .tck{
        top: 256px;
        left: 299px;
    }
}
@media only screen and (max-width: 768px) {
    .one_best{
        width: 600px;
        margin-left: -300px;
    }
}
@media only screen and (max-width: 650px) {
    .bj_one .one_tit{
        width: 100%;
        height: 60px;
    }
    .bj_one .one_tit img{
        width: 400px;
        height: 60px;
    }
    .one_best{
        width: 90%;
        height: auto;
        justify-content: center;
        margin-left: -45%;
        margin-top: 10px;
    }
    .one_best .best{
        width: 29%;
        height: auto;
        margin-left: 15px;
        margin-top: 20px;
    }
    .cq{
        width: 400px;
        height: auto;
        /* justify-content: space-around; */
        justify-content: center;
        margin-left: -200px;
    }
    .cq .xm{
        width: 37%;
        height: auto;
        margin-left: 30px;
    }
    .cq .xm .gm{
        position: relative;
        width: 100px;
        height: 40px;
        left: 50%;
        margin-left: -50px;
        top: 10px;
    }

    .tail .tail_tit img{
        width: 100%;
        height: auto;
    }
    .tail .tail_ul{
        width: 300px;
        margin-left: -150px;
    }
    .tck{
        width: 200px;
        height: 100px;
        top: -37px;
        left: 24px;
        background-size: 200px 100px;
        margin-top: 0;
    }
    .tck p{
        font-size: 10px;
    }
    .tck p:nth-child(1){
        margin-top: 10px;
    }
    .cq .xm:nth-child(2) .tck{
        top: -37px;
        left: 202px;
    }
    .cq .xm:nth-child(3) .tck{
        top: 282px;
        left: 25px;
    }
    .cq .xm:nth-child(4) .tck{
        top: 282px;
        left: 202px;
    }
    .cq .xm:nth-child(5) .tck{
        top: 602px;
        left: 24px;
    }
    .cq .xm:nth-child(6) .tck{
        top: 601px;
        left: 201px;
    }
}